CN205032079U - Two torrent ultra -clean desulfurization dust removal combination towers - Google Patents
Two torrent ultra -clean desulfurization dust removal combination towers Download PDFInfo
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- CN205032079U CN205032079U CN201520789924.4U CN201520789924U CN205032079U CN 205032079 U CN205032079 U CN 205032079U CN 201520789924 U CN201520789924 U CN 201520789924U CN 205032079 U CN205032079 U CN 205032079U
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Abstract
The utility model relates to a two torrent ultra -clean desulfurization gas wash towers belong to the gas purification technique field, and this combination tower includes: spraying the secondary tower and spraying the king -tower, at this secondary tower body lower part lateral wall, top and tapered tower bottom are provided with flue gas inlet respectively, the exhanst gas outlet with arrange thick liquid mouthful, install injection apparatus in flue gas inlet's flue, arrange in the tower body of the top of flue gas inlet flue and arrange the multilayer shower in the compound desulfurization dust collector's of turbocharged top by the compound desulfurization dust collector of the formula turbocharged who forms by a plurality of swirler, install a plurality of shower nozzles on the shower, be provided with flue gas inlet at the king -tower tower body, the mouth is starched with arranging to the exhanst gas outlet, the supreme slurry pump that is provided with under this king -tower is followed, injection apparatus, a plurality of torrent whirl devices, multirow spray set, multilayer defroster are distinguished to the stock solution that has the disturbance device. This combination tower can be realized at the least resistance, the shortest time, and minimum space, under the minimum liquid -gas ratio, furthest's improvement desulfurization dust removal effect.
Description
Technical field
The utility model belongs to gas purification technique field, particularly the boiler fume desulfurizing and dedusting device structure design of large, medium and small power plant, chemical plant, smelting industry.
Background technology
The main equipment of wet desulfurization system is absorption tower, have employed the tower of various ways both at home and abroad in various technological process, and from early stage water-bath tower to spray column, grid tower and recently multiplex spray tower, its object is all to improve SO in tower
2with the mass transfer absorption process of liquid.Wherein eddy flow tower is higher than the technology content of void tower desulfurization and dedusting.The basic operation principle of cyclone desulfuration gas wash tower is after flue gas that boiler is discharged enters below cyclone, rotate with cyclone and rise, simultaneously stability liquid flows downward after introducing above cyclone, flue gas and absorbing liquid be mutual high speed rotary-cut blending in absorption tower, liquid is constantly by gas breaking, and more cut thinner, flowing fluid ratio surface area is increased, expand the contact surface of gas and liquid, specific area is higher than general void tower wet method sulphur removing and dust removing technology tens doubly even tens times, gas-liquid-solid three-phase blending, enhance the mass transport process between them, when flue gas is by screen pipe, absorbing liquid is made to be emulsified state, an absorbing liquid emulsion layer district suspended is formed above cyclone, SO in flue gas
2in this liquid by absorption in and reach desulfurization and dedusting object.When this emulsion layer be stacked into constant weight backward under drain, and the absorbing liquid flow down from top replaces it, form new emulsion layer, transition from the old to the new emulsion layer like this keeps higher desulfuration efficiency in continuous renewal, more tiny dust can be removed than general boiler cyclone dust collectors again simultaneously, desulfurization and dedusting two kinds of functions are combined together.But it is also difficult technically to reach ultra-clean dust emission standard.
Utility model content
The purpose of this utility model is the weak point for overcoming existing tower technology, a kind of two ultra-clean desulfurized dust collection column of turbulent flow is proposed, this tower can realize in minimum drag, the shortest time, minimum space, under minimum liquid-gas ratio, reach gas-liquid fully to contact, flue gas is in gas-liquid-solid emulsification mass transfer at a high speed, and under least energy consumption, improve desulfurization and dedusting effect to greatest extent efficiently, desulfurization dust-removing efficiency can reach ultra-clean standard limit of smog release even can reach zero-emission flue gas.
The two ultra-clean desulfurized dust collection column of turbulent flow of the one that the utility model proposes, it is characterized in that, this combination tower comprises: spray secondary tower and spray king-tower, at this secondary tower body lower sides, top and tapered tower bottom are respectively arranged with gas approach, exhanst gas outlet and plasma discharge mouth, plasma discharge mouth is connected to the bottommost sidewall of king-tower fluid reservoir by pipeline; In the flue of gas approach, install the injection apparatus playing Venturi-tube action of desulfurization emulsion and flue gas blending, injection apparatus is connected with Pulp pump by pipeline, and the entrance of Pulp pump is connected on the bottom of king-tower fluid reservoir; Be furnished with the formula turbocharging composite desulfate dust arrester of multiple cyclone composition in tower body above gas approach flue, arranging multiplayer shower above turbocharging composite desulfate dust arrester, shower is installed multiple shower nozzle; Every layer of shower is connected with a circulating pump by pipeline, and the entrance of circulating pump is connected to the lower sides of king-tower slurry can by the valvular pipeline of band, the exhanst gas outlet of secondary tower is connected to the entrance of king-tower flue gases duct by flue; At king-tower tower body lower sides, top and bottom are respectively arranged with gas approach, exhanst gas outlet and plasma discharge mouth, and king-tower gas approach is arranged on the top of the pump entry pipeline of secondary tower; The slurry pump be connected with plasma discharge mouth at the bottom of tower is provided with from bottom to up at this king-tower; Be arranged on the liquid storage district that king-tower inner bottom part is made up of reaction tank and tube seat, be provided with in liquid storage district by aeration tube, the disturbance device that the roots blower be connected with aeration tube is formed, the disturbance pump that disturbance device is connected by the pipeline of band valve; Injection apparatus arranged by the smoke inlet flue of tower, multiple turbulent flow swirl-flow devices is arranged in the top of tower gas approach, the top of this turbulent flow cyclone device is arranged and is arranged spray equipment more, often arrange spray equipment to be connected with a circulating pump by pipeline, the entrance of every platform circulating pump is all by being with the pipeline of valve to be communicated with liquid storage district, the entrance of every platform circulating pump is also by being with the pipeline of valve to be connected with calcium carbide pulp pump, and the entrance of calcium carbide pulp pump is connected to carbide slag liquid pool and is connected; King-tower spray equipment top arranging multiplayer demister; The flue entrance of secondary tower arranges injection apparatus, is connected with the Pulp pump of king-tower by pipeline.
The general structure of each cyclone that this spray secondary tower body is arranged comprises: housing, is fixed on the pipeline of this casing center, is arranged on the multiple blades between this housing and pipeline, and the upper end of each blade is connected with this housing, and lower end is connected with pipeline.
The general structure of each rapid ball cyclone that this spray king-tower tower body is arranged comprises: housing, is fixed on the pipeline of this casing center, is arranged on the multiple blades between this housing and pipeline, and the upper end of each blade is connected with this housing, and lower end is connected with pipeline; The lower end of this pipeline connects one and hides petticoat pipe, connects one hide petticoat pipe in the housing lower end hiding petticoat pipe periphery; Be provided with helix(ribbon type) agitator in this pipeline, this helix(ribbon type) agitator is be arranged on this ducted helically banded strip plate; Also arrange an extension tube at the pipe outlet of this casing center, this extension tube upper and lower port is provided with the upper and lower closure plate of porous; Baton round is placed with in this extension tube.
The important feature of the utility model is:
Desulfurization and dedusting double-column in series is proposed, two pH value desulfurizing agent emulsion is used to run, use two injection apparatus the resistance of maximized minimizing desulphurization system air-introduced machine can be made to increase the motive force of pa more than 600, the effect obtaining flue gas cool-down prevents from, because the cigarette temperature difference causes dry the wetting of flue gas to be overlapped on the fouling of cyclone inlet place, affecting desulfuration efficiency and the safe operation of cyclone.Flue gas starts preliminary desulfurization and dedusting uniform cigarette pressure and prevents the short circuit of indivedual cyclone inlet places from improving desulfurization dust-removing efficiency as far as possible, and the cyclone using two different leaves angle multi-form is to reach different purposes of design.Secondary tower uses the rapid ball cyclone of wide-angle to keep high desulfurization dust-removing efficiency under less resistance under the high-temperature flue gas of large discharge, can to connect and use two spray equipment that desulfurization emulsion is fully used.The emulsion that secondary tower spray equipment sprays is from the bottommost of king-tower liquid storage tank, and the emulsion after desulfurization flows automatically to the bottommost of king-tower by the feed pipe for mortar bottom secondary tower, is sent to vacuum belt machine makes gypsum after aeration by Pulp pump.The object of such design makes desulfurization emulsion be utilized greatly exactly, and king-tower cyclone clean flue gas is out again through the emulsion cleaning of three grades of high pH values of spray, and the flue gas obtaining ultra-clean even can reach zero-emission.
The utility model proposes compound fuel gas desulfurization gas wash tower based on for many years research and development and engineering practice work, design the advantage that can integrate such desulfurizing tower numerous, and the two turbulent flow ultra-clean composite desulfate gas wash tower of the two ph values simultaneously can improving such desulfurizing tower shortcoming.By using two spray equipment in composite desulfate tower, two pH value desulfurizing agent, installs emulsion flue gas mixed injection device additional, installs the turbulent flow cyclone of different eddy flow angle, different types in double tower additional in secondary tower king-tower smoke inlet flue.This tower can realize in minimum drag, the shortest time, minimum space, under minimum liquid-gas ratio, reach gas-liquid fully to contact, flue gas is in gas-liquid-solid emulsification mass transfer at a high speed, and under least energy consumption, improve desulfurization and dedusting effect to greatest extent efficiently, desulfurization dust-removing efficiency can reach the object that ultra-clean standard limit of smog release even can reach zero-emission flue gas.
Accompanying drawing explanation
Fig. 1 is general structure schematic diagram of the present utility model.
Fig. 2 is secondary tower cyclone layout drawing.
Fig. 3 is the general structure schematic diagram of a cyclone in secondary tower of the present utility model.
Fig. 4 is the horizontal schematic diagram of cyclone of Fig. 2.
Fig. 5 is king-tower rapid ball cyclone layout drawing.
Fig. 6 is the general structure schematic diagram of a rapid ball cyclone in king-tower of the present utility model.
Fig. 7 is the horizontal schematic diagram of rapid ball cyclone of Fig. 5.
Detailed description of the invention
The utility model proposes a kind of two turbulent flow ultra-clean composite desulfate dust removal tower structure drawings and Examples to be described in detail as follows:
Embodiment general structure of the present utility model as shown in Figure 1, comprise: spray secondary tower 1 and spray king-tower 2, at this secondary tower body lower sides, top and tapered tower bottom are respectively arranged with gas approach 101, exhanst gas outlet 102 and plasma discharge mouth 103, plasma discharge mouth 103 is connected to the bottommost sidewall of king-tower 2 fluid reservoir by pipeline; The injection apparatus 105 playing Venturi-tube action of desulfurization emulsion and flue gas blending is installed in the flue of gas approach 101, injection apparatus is connected with Pulp pump by pipeline, and the entrance of Pulp pump is connected on the bottom of king-tower fluid reservoir (Pulp pump connecting pipe is omitted in the drawings).Be furnished with the formula turbocharging composite desulfate dust arrester 104 of 24 cyclone compositions in tower body above gas approach 101 flue, above turbocharging composite desulfate dust arrester 104, arrange three layers of shower 106,84 shower nozzles installed by shower, every layer of shower is connected with a circulating pump 107 by pipeline, and the entrance of circulating pump is connected to the lower sides of king-tower slurry can by the valvular pipeline of band, the exhanst gas outlet of secondary tower 1 is connected to the entrance of king-tower 2 flue gases duct by flue, at king-tower 2 tower body lower sides, top and bottom are respectively arranged with gas approach 201, exhanst gas outlet 202 and plasma discharge mouth 203, and gas approach 201 is arranged on the top of circulating pump 107 inlet duct of secondary tower, the slurry pump 2071 be connected with plasma discharge mouth at the bottom of tower is provided with from bottom to up at this king-tower, be arranged on the liquid storage district 209 that king-tower inner bottom part is made up of reaction tank and tube seat, be provided with by aeration tube 2091 in liquid storage district 209, the disturbance device that the roots blower 2092 be connected with aeration tube is formed, the disturbance pump 2093 that disturbance device is connected by the pipeline of band valve, injection apparatus 205 arranged by the smoke inlet flue of tower, 32 swirl-flow devices 204 (for rapid ball turbocharging composite desulfate dust arrester) are arranged in the top of tower gas approach, this cyclone device pattern is different with the turbulent flow cyclone of secondary tower from the angle of blade, three row's spray equipments 206 are arranged in the top of swirl-flow devices, be connected with three circulating pumps 2072 by pipeline, the entrance of three circulating pumps 2072 is communicated with liquid storage district 209 by the pipeline of band valve, the entrance of three circulating pumps 2072 is also connected with calcium carbide pulp pump 2073 by the pipeline of band valve, the entrance of calcium carbide pulp pump 2073 is connected to carbide slag liquid pool and is connected, two-layer demister 208 is arranged on spray equipment 206 top.The flue entrance of secondary tower arranges injection apparatus, is connected with the Pulp pump of king-tower by pipeline.
The operation principle of this combination tower is: the flue gas from boiler is sent to the gas approach of desulfurization secondary tower after boiler dust remover and air-introduced machine, the desulfurization emulsion sprayed by injection apparatus in flue and flue gas are uniformly mixed cooling, be reduced blower fan resistance and separation fluid effect, desulfurization slurry falls into wet flue gas in tower and enters the rapid ball cyclone of blade, irregular turbulence campaign done by ball in the pipe of helix(ribbon type) agitator region, flue gas and desulfurization slurry high-speed rotary above cyclone is rubbed with the hands to stir and is formed emulsification and obtain high desulfuration efficiency, entered the flue entrance of king-tower by flue through the spray desulfurization fume of two-layer spray equipment by the clean flue gas of cyclone, desulfurization slurry to fall at the bottom of secondary tower conical tower by pipeline self to king-tower liquid storage tank bottommost.At the flue entrance of king-tower, another injection apparatus is installed, under its twitch, the U-shaped below entering uniform cyclone in tower of flue gas enters cyclone, cyclone is not for be with rapid ball, blade is low-angle blade, strengthen and above cyclone, hold desulfurization emulsion high-speed stirred because flue gas resistance becomes large flue gas flow rate revolve stranding, the doctor solution that one deck suspends is formed in desulfurization unit, absorb the sulfur dioxide in flue gas, gas-liquid contact specific area is large, reaches higher desulfurization dust-removing efficiency with little circulating fluid volume.When the reason flue gas holder due to weight does not live desulfurization emulsion, the top that the emulsion that the liquid storage tank that old emulsion deadweight flows to tower is downwards new is suspended in again cyclone continues desulfurization.The flue gas of cyclone outlet is quite clean, then through the washing of three floor height pH value desulfurization emulsions, then is discharged into air through the washing of two-layer demister clear water and the small water droplet removed in flue gas by chimney.At this moment the flue gas having reached ultra-clean has reached the standard of zero-emission even.In tower, pulp storage tank is through the oxidation and aeration of air compressor and the continual stirring of disturbance pump, is transported to vacuum belt machine makes final gypsum product when the density of desulfurization emulsion and pH value reach design load through Pulp pump.
The detailed description of the invention of each parts of this combination tower is respectively described below:
24 cyclones that spray secondary tower body is arranged on gas approach as shown in Figure 2, the general structure of each cyclone as shown in Figure 3,4, comprise: housing 1041, be fixed on the pipeline 1042 of this casing center, be arranged on the multiple blades 1043 between this housing and pipeline, the upper end of each blade is connected with this housing, and lower end is connected with pipeline;
32 rapid ball cyclones that spray king-tower tower body is arranged on gas approach, as shown in Figure 5, each rapid ball cyclone general structure as shown in Figure 6,7, comprise: housing 2041, be fixed on the pipeline 2044 of this casing center, be arranged on the multiple blades 2042 between this housing and pipeline, the upper end of each blade is connected with this housing, and lower end is connected with pipeline; The lower end of this pipeline connects one and hides petticoat pipe 2045, connects one hide petticoat pipe 2046 in the housing lower end hiding petticoat pipe 2045 periphery; Be provided with helix(ribbon type) agitator 2043 in this pipeline, this helix(ribbon type) agitator 2043 is for being arranged on this ducted helically banded strip plate.Also arrange an extension tube 2047 at the pipe outlet of this casing center, this extension tube upper and lower port is provided with the upper and lower closure plate 20481,20482 of porous; Baton round 2049 is placed with in this extension tube.
Each cyclone of turbine type super-charging accelerating gas fume desulfuration dedusting and the diameter of the housing of rapid ball cyclone are generally 400-800 millimeter [such as 600 millimeters], the pipe diameter at center is 100-200 millimeter [such as 150 millimeters] each blade surface can be 150-180[such as 165] radian, it is 28 °-45 ° [such as 35 °] that its minor axis and horizontal plane add angle; Its major axis in horizontal plane angle be 20 °-50 ° [such as 45 °].The width of blade reaches 100-400 millimeter [such as 200 millimeters], and two adjacent blades overlap 0-20 millimeter [such as 10 millimeters].There is the screen pipe [1044] of 1.6 meters long the top of each cyclone and rapid ball cyclone, as shown in Figure 6, the two ends of overanxious pipe are closed by card and are formed a casing, whole casing lifting is seated on three crossbeams of tower, the screen pipe that the below of casing is arranged by figure grows card about 200mm, the termination soldering stainless steel flange of pipe, cyclone bolt is connected on flange fixing.The cyclone of king-tower and secondary tower all adopts 316L stainless steel to make.Except 316L stainless steel tower internals, other all exposed carbon-steel parts all will serve as a contrast glass flake and carry out anticorrosion.
The diameter of major and minor tower determined by smoke treatment amount and flue gas flow rate in designed tower.Be designed to 580,000 M3 for process exhaust gas volumn maximum in king-tower tower, in tower, flue gas flow rate is that the spacing [200mm] of 7.8m. cyclone is not to affect installation by 3.3m tower diameter design.King-tower conservative design 32 cyclones.The cyclone of king-tower and the cyclone of secondary tower are distinguished to some extent, and the blade that secondary tower adopts and horizontal plane angle are the turbine type cyclone 24 at 50 ° of angles, and the blade that king-tower adopts and horizontal plane angle are the rapid ball cyclone 32 of 45° angle.Tower diameter is that flow velocity determines designed by handled exhaust gas volumn and Ta Nei flue gas, carries out the cyclone size of space in rational scope, be evenly arranged the number determining cyclone according to tower diameter.
Three layers of spray are arranged in the top of cyclone, and every one deck spray is connected with the circulating pump of king-tower by pipeline.Two-layer demister is arranged above spraying layer.Tower liquid storage tank base fabric is put disturbance device and is connected with disturbance pump by pipeline, and top arranges that drum oxygen device is connected with roots blower by pipeline.Tower base fabric is put blow-off pipe and is connected with Pulp pump.Desulfurization slurry after oxidation is taken out from Pulp pump and is made gypsum toward vacuum belt machine.After tower exhaust pass connects chimney desulfurization and dedusting, ultra-clean flue gas is discharged into air by chimney.
Secondary tower adopts the turbine type stainless steel cyclone of 50 ° of angle blades to consider from security and stability and guarantee desulfuration efficiency completely.The fast temperature of the large flow velocity of flue gas flow of secondary tower flue entrance is high, and flue gas is large through turbocyclone resistance.The blade adopting angle large when equal number cyclone and employing flue gas injection device match and can reduce the circulating resistance of system.And the reduction of desulfuration efficiency with reduce circulating resistance asynchronous, that is less on the reduction impact of desulfuration efficiency.Boiler is abnormal in short-term occurs that high temperature turbulent cyclone also can not damage, if use rapid ball cyclone baton round to damage to make desulfurization work can not safe and stable operation.And the flue gas entering king-tower is saturated air can not cause normal damage by Yin Gaowen to baton round.The desulfurization dust-removing efficiency of turbulent flow cyclone is very high, and the desulfurization dust-removing efficiency of secondary tower be void tower desulfurization dust-removing efficiency and turbulent flow cyclone desulfurization dust-removing efficiency and, so be very clean flue gas from secondary tower flue gas out, if flue gas flow excess load or ature of coal change, sulfur content is too high, and the PH that can also improve desulfurization slurry by emulsion pumps improves desulfuration efficiency to ensure the fume emission parameter of whole desulphurization system.Secondary tower clean flue gas out enters the king-tower below that the route of prolong smoke and time is evenly distributed on rapid ball cyclone that takes the shape of the letter U under the drive of injection apparatus and enters cyclone.The rapid ball cyclone desulfurization dust-removing efficiency of 45° angle swirl vane is more taller than turbulent flow cyclone desulfurization dust-removing efficiency, under the hollow-spraying-tower of three layers of high pH value desulfurization slurry of spray and under the high efficiency desulfurization and dedusting of rapid ball cyclone, then the flue gas that king-tower is discharged under the drying and clean water of two-layer demister is exactly the flue gas of ultra-clean.Under the effect of secondary tower and king-tower two injectors, boiler induced-draft fan at least can increase the motive force of whole desulphurization system 600pa.Two turbulent flow desulfurization and dedusting combination tower can reach zero-emission according to ammonia process alkaline process magnesium oxide method, really reaches environmental protection engineering.Two turbulent flow ultra-clean desulfurization and dedusting combination tower will have very large performance prospect from now on.
The two turbulent flow ultra-clean desulfurization and dedusting combination tower embodiment of the utility model is applied to 240 tons of coal-burning boilers or circulating fluid bed boiler desulfurization dedusting is newly-built or transformation project.Desulfurizing agent can use ammonia, alkali, magnesia, lime, lime stone, carbide slag etc.The present embodiment adopts carbide slag.The present embodiment equipment design parameter is as follows:
Spray secondary tower: diameter 6.6m660000m
3/ h material: carbon steel glass inner-lining scale
Secondary tower circulating pump A flow: 441m
3/ h lift: 45m power of motor: 110kw
Secondary tower circulating pump B flow: 441m
3/ h lift: 47m power of motor: 110kw
Tower circulating pump C flow: 441m
3/ h lift: 49m power of motor: 110kw
Turbulent flow cyclone: 24
Spray king-tower: diameter 7.8m material: carbon steel glass inner-lining scale
King-tower circulating pump A flow: 1322m
3/ h, lift: 25m power of motor: 185kw
King-tower circulating pump B flow: 1322m
3/ h, lift: 27m power of motor: 185kw
King-tower circulating pump C flow: 1322m
3/ h, lift: 29m power of motor: 200kw
Turbulent flow cyclone: 32
Disturbance pump discharge: 250m
3/ h lift: 30m power of motor: 55kw the using and the reserved
Carbide slag emulsion pumps flow: 30m
3/ h, lift: 30m power of motor: 7.5kw the using and the reserved
Carbide slag Pulp pump flow: 85m
3/ h lift: 40m power of motor: 18.5kw dual-purpose one is standby
Oxidation fan flow: 148m
3/ min, blast: 68.6kpa power of motor: 220kw the using and the reserved
Secondary tower burner design: spiral is heart cone material: 84, carborundum
King-tower burner design: the solid material of spiral: 144, carborundum
King-tower demister 7800 × 200 is two-layer
Adopt a flow 100m
3the fresh water (FW) water supplying pump of/h lift 40m;
Each equipment is domestic conventional products above.
Flue gas SO after the present embodiment purification
2content is less than 35mg/m
3dust content is less than 10mg/m
3desulfuration efficiency is greater than 99.5%, and efficiency of dust collection is greater than 95%, and adopt ammonia process, alkaline process, magnesium oxide method flue gas can reach zero-emission.Single stove year desulfurization 27581/y.
Claims (5)
1. two ultra-clean desulfurization and dedusting combination tower of turbulent flow, it is characterized in that, this combination tower comprises: spray secondary tower and spray king-tower, at this secondary tower body lower sides, top and tapered tower bottom are respectively arranged with gas approach, exhanst gas outlet and plasma discharge mouth, plasma discharge mouth is connected to the bottommost sidewall of king-tower fluid reservoir by pipeline; In the flue of gas approach, install the injection apparatus playing Venturi-tube action of desulfurization emulsion and flue gas blending, injection apparatus is connected with Pulp pump by pipeline, and the entrance of Pulp pump is connected on the bottom of king-tower fluid reservoir; Be furnished with the formula turbocharging composite desulfate dust arrester of multiple cyclone composition in tower body above gas approach flue, arranging multiplayer shower above turbocharging composite desulfate dust arrester, shower is installed multiple shower nozzle; Every layer of shower is connected with a circulating pump by pipeline, and the entrance of circulating pump is connected to the lower sides of king-tower slurry can by the valvular pipeline of band, the exhanst gas outlet of secondary tower is connected to the entrance of king-tower flue gases duct by flue; At king-tower tower body lower sides, top and bottom are respectively arranged with gas approach, exhanst gas outlet and plasma discharge mouth, and king-tower gas approach is arranged on the top of the pump entry pipeline of secondary tower; The slurry pump be connected with plasma discharge mouth at the bottom of tower is provided with from bottom to up at this king-tower; Be arranged on the liquid storage district that king-tower inner bottom part is made up of reaction tank and tube seat, be provided with in liquid storage district by aeration tube, the disturbance device that the roots blower be connected with aeration tube is formed, the disturbance pump that disturbance device is connected by the pipeline of band valve; Injection apparatus arranged by the smoke inlet flue of tower, multiple turbulent flow swirl-flow devices is arranged in the top of tower gas approach, the top of this turbulent flow cyclone device is arranged and is arranged spray equipment more, often arrange spray equipment to be connected with a circulating pump by pipeline, the entrance of every platform circulating pump is all by being with the pipeline of valve to be communicated with liquid storage district, the entrance of every platform circulating pump is also by being with the pipeline of valve to be connected with calcium carbide pulp pump, and the entrance of calcium carbide pulp pump is connected to carbide slag liquid pool and is connected; King-tower spray equipment top arranging multiplayer demister; The flue entrance of secondary tower arranges injection apparatus, is connected with the Pulp pump of king-tower by pipeline.
2. combination tower as claimed in claim 1, it is characterized in that, the general structure of each cyclone that this spray secondary tower body is arranged comprises: housing, be fixed on the pipeline of this casing center, be arranged on the multiple blades between this housing and pipeline, the upper end of each blade is connected with this housing, and lower end is connected with pipeline.
3. combination tower as claimed in claim 1, it is characterized in that, the general structure of each rapid ball cyclone that this spray king-tower tower body is arranged comprises: housing, be fixed on the pipeline of this casing center, be arranged on the multiple blades between this housing and pipeline, the upper end of each blade is connected with this housing, and lower end is connected with pipeline; The lower end of this pipeline connects one and hides petticoat pipe, connects one hide petticoat pipe in the housing lower end hiding petticoat pipe periphery; Be provided with helix(ribbon type) agitator in this pipeline, this helix(ribbon type) agitator is be arranged on this ducted helically banded strip plate; Also arrange an extension tube at the pipe outlet of this casing center, this extension tube upper and lower port is provided with the upper and lower closure plate of porous; Baton round is placed with in this extension tube.
4. combination tower as described in Claims 2 or 3, it is characterized in that, the diameter of the housing of each cyclone and rapid ball cyclone is 400-800 millimeter, and the pipe diameter at center is 100-200 millimeter, each blade surface is 150-180 radian, and blade and horizontal plane angle are 20 °-50 °; The width of blade reaches 100-400 millimeter, and two adjacent blades overlap 0-20 millimeter; There is a screen pipe top of each cyclone and rapid ball cyclone.
5. combination tower as claimed in claim 4, is characterized in that, the swirl vane that described secondary tower adopts and horizontal plane angle are 50 °, and swirl vane and the horizontal plane angle of king-tower employing are 45 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520789924.4U CN205032079U (en) | 2015-10-12 | 2015-10-12 | Two torrent ultra -clean desulfurization dust removal combination towers |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520789924.4U CN205032079U (en) | 2015-10-12 | 2015-10-12 | Two torrent ultra -clean desulfurization dust removal combination towers |
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| Publication Number | Publication Date |
|---|---|
| CN205032079U true CN205032079U (en) | 2016-02-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520789924.4U Withdrawn - After Issue CN205032079U (en) | 2015-10-12 | 2015-10-12 | Two torrent ultra -clean desulfurization dust removal combination towers |
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| Country | Link |
|---|---|
| CN (1) | CN205032079U (en) |
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2015
- 2015-10-12 CN CN201520789924.4U patent/CN205032079U/en not_active Withdrawn - After Issue
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